Finding the Fourth Proportional to 1,203,109.77, 1,660,291.83 and 659,241.12
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Solution
The fourth proportional to 1,203,109.77, 1,660,291.83 and 659,241.12 is: 909,752.94
Step by Step Solution
- Step 1: Write the proportion equation
1,203,109.77 : 1,660,291.83 = 659,241.12 : x - Step 2: Convert to fraction form
1,203,109.77/1,660,291.83 = 659,241.12/x - Step 3: Cross multiply
1,203,109.77x = 1,660,291.83 × 659,241.12 - Step 4: Simplify right side
1,203,109.77x = 1,094,532,645,536.05 - Step 5: Solve for x
x = 1,094,532,645,536.05/1,203,109.77 - Step 6: Final answer
x = 909,752.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.